Independent engineering consultancy specialized in HVAC and energy systems, with nearly 20 years of experience in the design, optimization and implementation of technical installations. The company provides the full range of services typically offered by an HVAC and energy engineering consultancy. Services include feasibility studies, technical design of heating, ventilation and air conditioning (HVAC) systems, energy audits, optimization of existing installations, technical project management and construction supervision. Particular expertise has been developed in complex energy systems and collective infrastructures such as centralized boiler plants, thermal networks, industrial energy systems and large-scale technical installations. The objective is to design robust and efficient solutions adapted to the technical and economic constraints of each project. A strong focus is placed on energy performance and sustainability. Each project is approached with particular attention to reducing energy consumption, integrating low-carbon solutions and improving the overall energy efficiency of buildings and infrastructures. The company also provides strategic advisory services including energy audits, energy transition strategies, optimization of technical assets and support for energy renovation projects. In a context of rapidly evolving energy systems and increasing climate constraints, the activity is also expanding towards consulting in energy resilience and climate adaptation for buildings and infrastructures. The objective is to support clients, public authorities and companies in developing energy systems that are more efficient, resilient and sustainable. As an independent and agile structure, every project benefits from direct involvement, strong responsiveness and in-depth technical expertise.

Since 2014 , Delta T Général Sàrl has been supporting individuals and businesses across French-speaking Switzerland with expertise in heating , air conditioning , ventilation , and sanitary installations . Based in Lonay (Route de Denges 25) , our company provides efficient, sustainable, and tailor-made comfort solutions. Efficient and Eco-Friendly Solutions Our priority is to ensure your thermal comfort while respecting the environment. We design and install modern, energy-efficient systems such as: • Heat pumps and underfloor heating • High-performance air conditioning and ventilation • Solar panels (thermal and photovoltaic) • Complete sanitary installations Each system is designed to deliver maximum energy performance and long-term reliability. Comprehensive & Reliable Service Our team stands out for its responsiveness , availability , and personalized follow-up . We provide: • Maintenance and servicing • Fast troubleshooting • Tailored advice for renovations or new constructions All quotes are free, transparent, and adapted to your project. Our Philosophy “Quality is defined by proximity, listening, and respect.” At Delta T Général Sàrl, every project is built on trust and professional excellence . We focus on delivering innovative, reliable, and environmentally friendly solutions.

Excellents ouvriers finisseurs, sérieux, consciencieux et sympathiques.

entreprise sérieuse à l'écoute du client et professionnel